Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Cash Flows [Abstract]
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF PERIOD	$ 27,505		$ 36,410	$ 32,173	$ 22,965	$ 20,536
OPERATING ACTIVITIES:
Net income	5,243	$ 2,625	7,778	6,186	13,180	12,096
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization of property and equipment and capitalized content costs, operating lease assets, and other	5,748	5,202	11,110	10,056	22,843	18,097
Stock-based compensation	2,601	1,971	4,358	3,245	7,977	6,012
Other operating expense (income), net	282	80	348	67	445	200
Other expense (income), net	(769)	(7)	(204)	(142)	(310)	152
Deferred income taxes	465	105	787	520	1,063	958
Changes in operating assets and liabilities:
Inventories	(672)	(2,100)	720	(1,381)	(1,176)	(3,826)
Accounts receivable, net and other	(2,854)	(2,193)	(1,592)	(2,594)	(6,680)	(6,873)
Accounts payable	8,616	3,668	573	(2,716)	11,482	8,060
Accrued expenses and other	1,699	(623)	(1,063)	(3,556)	1,110	(653)
Unearned revenue	247	390	854	1,278	1,286	1,806
Net cash provided by (used in) operating activities	20,606	9,118	23,669	10,963	51,220	36,029
INVESTING ACTIVITIES:
Purchases of property and equipment	(7,459)	(3,562)	(14,254)	(6,852)	(24,263)	(13,938)
Proceeds from property and equipment sales and incentives	844	919	2,212	1,488	4,895	2,927
Acquisitions, net of cash acquired, and other	(118)	(117)	(210)	(1,285)	(1,385)	(2,592)
Sales and maturities of marketable securities	8,138	5,161	19,764	7,804	34,641	11,706
Purchases of marketable securities	(19,209)	(9,950)	(34,210)	(16,827)	(49,196)	(22,919)
Net cash provided by (used in) investing activities	(17,804)	(7,549)	(26,698)	(15,672)	(35,308)	(24,816)
FINANCING ACTIVITIES:
Proceeds from short-term debt, and other	2,433	222	3,050	307	4,145	972
Repayments of short-term debt, and other	(1,906)	(73)	(2,537)	(363)	(3,693)	(958)
Proceeds from long-term debt	9,918	61	9,994	166	10,699	347
Repayments of long-term debt	(205)	(39)	(241)	(101)	(1,305)	(122)
Principal repayments of finance leases	(2,817)	(2,327)	(5,417)	(4,541)	(10,504)	(8,693)
Principal repayments of financing obligations	(15)	(2)	(32)	(3)	(56)	(211)
Net cash provided by (used in) financing activities	7,408	(2,158)	4,817	(4,535)	(714)	(8,665)
Foreign currency effect on cash, cash equivalents, and restricted cash	127	47	(356)	36	(321)	(119)
Net increase (decrease) in cash, cash equivalents, and restricted cash	10,337	(542)	1,432	(9,208)	14,877	2,429
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, END OF PERIOD	37,842	22,965	37,842	22,965	37,842	22,965
Supplemental Cash Flow Information [Abstract]
Interest Paid On Long-Term Debt	139	147	430	433	872	837
Operating Lease, Payments	1,086	838	2,115	1,547	3,929	1,547
Finance Lease, Interest Payment on Liability	161	150	329	315	662	536
Interest Paid Financing Obligations	21	4	43	5	77	105
Income Taxes Paid, Net	486	283	791	451	1,221	822
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	3,347	2,220	5,755	3,094	10,530	3,094
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	3,155	3,307	5,321	5,935	13,110	11,944
Property and Equipment Obtained in Exchange for Financing Obligations	$ 482	$ 283	$ 861	$ 719	$ 1,504	$ 2,825